常見例句雙語例句Character of cocoon weight is one of key indices for breeding of the Tussah, Antheraea pernyi.全繭量性狀是柞蠶育種的重要指標之一。In separating breeding, two major indicators, cocoon weight and vitality of tussah were selected.採用系統(tǒng)分離育種方法，對柞蠶全繭重和生命力兩項主要指標進行平衡選擇。Field tests demonstrated that the treatment could increase the production of tussah cocoon about 4 times.大麪積生産鋻定証明：蠶繭的産量可增産4倍。 返回 tussah cocoon